opendev.c (5764B)
1 /************************************************************ 2 3 Copyright 1989, 1998 The Open Group 4 5 Permission to use, copy, modify, distribute, and sell this software and its 6 documentation for any purpose is hereby granted without fee, provided that 7 the above copyright notice appear in all copies and that both that 8 copyright notice and this permission notice appear in supporting 9 documentation. 10 11 The above copyright notice and this permission notice shall be included in 12 all copies or substantial portions of the Software. 13 14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 18 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 19 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 20 21 Except as contained in this notice, the name of The Open Group shall not be 22 used in advertising or otherwise to promote the sale, use or other dealings 23 in this Software without prior written authorization from The Open Group. 24 25 Copyright 1989 by Hewlett-Packard Company, Palo Alto, California. 26 27 All Rights Reserved 28 29 Permission to use, copy, modify, and distribute this software and its 30 documentation for any purpose and without fee is hereby granted, 31 provided that the above copyright notice appear in all copies and that 32 both that copyright notice and this permission notice appear in 33 supporting documentation, and that the name of Hewlett-Packard not be 34 used in advertising or publicity pertaining to distribution of the 35 software without specific, written prior permission. 36 37 HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING 38 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL 39 HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR 40 ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, 41 WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, 42 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS 43 SOFTWARE. 44 45 ********************************************************/ 46 47 /*********************************************************************** 48 * 49 * Request to open an extension input device. 50 * 51 */ 52 53 #ifdef HAVE_DIX_CONFIG_H 54 #include <dix-config.h> 55 #endif 56 57 #include "inputstr.h" /* DeviceIntPtr */ 58 #include <X11/extensions/XI.h> 59 #include <X11/extensions/XIproto.h> 60 #include "XIstubs.h" 61 #include "windowstr.h" /* window structure */ 62 #include "exglobals.h" 63 #include "exevents.h" 64 65 #include "opendev.h" 66 67 extern CARD8 event_base[]; 68 69 /*********************************************************************** 70 * 71 * This procedure swaps the request if the server and client have different 72 * byte orderings. 73 * 74 */ 75 76 int _X_COLD 77 SProcXOpenDevice(ClientPtr client) 78 { 79 REQUEST(xOpenDeviceReq); 80 swaps(&stuff->length); 81 return (ProcXOpenDevice(client)); 82 } 83 84 /*********************************************************************** 85 * 86 * This procedure causes the server to open an input device. 87 * 88 */ 89 90 int 91 ProcXOpenDevice(ClientPtr client) 92 { 93 xInputClassInfo evbase[numInputClasses]; 94 int j = 0; 95 int status = Success; 96 xOpenDeviceReply rep; 97 DeviceIntPtr dev; 98 99 REQUEST(xOpenDeviceReq); 100 REQUEST_SIZE_MATCH(xOpenDeviceReq); 101 102 status = dixLookupDevice(&dev, stuff->deviceid, client, DixUseAccess); 103 104 if (status == BadDevice) { /* not open */ 105 for (dev = inputInfo.off_devices; dev; dev = dev->next) 106 if (dev->id == stuff->deviceid) 107 break; 108 if (dev == NULL) 109 return BadDevice; 110 } 111 else if (status != Success) 112 return status; 113 114 if (IsMaster(dev)) 115 return BadDevice; 116 117 if (status != Success) 118 return status; 119 120 if (dev->key != NULL) { 121 evbase[j].class = KeyClass; 122 evbase[j++].event_type_base = event_base[KeyClass]; 123 } 124 if (dev->button != NULL) { 125 evbase[j].class = ButtonClass; 126 evbase[j++].event_type_base = event_base[ButtonClass]; 127 } 128 if (dev->valuator != NULL) { 129 evbase[j].class = ValuatorClass; 130 evbase[j++].event_type_base = event_base[ValuatorClass]; 131 } 132 if (dev->kbdfeed != NULL || dev->ptrfeed != NULL || dev->leds != NULL || 133 dev->intfeed != NULL || dev->bell != NULL || dev->stringfeed != NULL) { 134 evbase[j].class = FeedbackClass; 135 evbase[j++].event_type_base = event_base[FeedbackClass]; 136 } 137 if (dev->focus != NULL) { 138 evbase[j].class = FocusClass; 139 evbase[j++].event_type_base = event_base[FocusClass]; 140 } 141 if (dev->proximity != NULL) { 142 evbase[j].class = ProximityClass; 143 evbase[j++].event_type_base = event_base[ProximityClass]; 144 } 145 evbase[j].class = OtherClass; 146 evbase[j++].event_type_base = event_base[OtherClass]; 147 rep = (xOpenDeviceReply) { 148 .repType = X_Reply, 149 .RepType = X_OpenDevice, 150 .sequenceNumber = client->sequence, 151 .length = bytes_to_int32(j * sizeof(xInputClassInfo)), 152 .num_classes = j 153 }; 154 WriteReplyToClient(client, sizeof(xOpenDeviceReply), &rep); 155 WriteToClient(client, j * sizeof(xInputClassInfo), evbase); 156 return Success; 157 } 158 159 /*********************************************************************** 160 * 161 * This procedure writes the reply for the XOpenDevice function, 162 * if the client and server have a different byte ordering. 163 * 164 */ 165 166 void _X_COLD 167 SRepXOpenDevice(ClientPtr client, int size, xOpenDeviceReply * rep) 168 { 169 swaps(&rep->sequenceNumber); 170 swapl(&rep->length); 171 WriteToClient(client, size, rep); 172 }